Cleanroom Calculator

Length (ft): Width (ft): Height (ft): ISO Class: ISO 8 (10 to 30 ACH) (Class 100,000) ISO 7 (30 to 65 ACH) (Class 10,000) ISO 6 (80 to 150 ACH) (Class 1,000) ISO 5 (200 to 450 ACH) (Class 100) Particle Generation: High Medium Low Target Lighting (Foot-Candles): Regular Office (~50 FC) High (~80 FC) Very High (~120 FC) Lumens per Ballast: Calculate

Room	Air Changes per Hour (ACH)	Quantity of Lighting Fixtures (1 fixture = 4 ballasts)	Quantity of HEPA Filters (600 CFM per filter)	Quantity of Low Air Returns (500 CFM per return)